Home / 11,971,551.38-16,520,742.72-6,539,043.38

Finding the Fourth Proportional to 11,971,551.38, 16,520,742.72 and 6,539,043.38

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Solution

The fourth proportional to 11,971,551.38, 16,520,742.72 and 6,539,043.38 is: 9,023,880.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,971,551.38 : 16,520,742.72 = 6,539,043.38 : x
  2. Step 2: Convert to fraction form
    11,971,551.38/16,520,742.72 = 6,539,043.38/x
  3. Step 3: Cross multiply
    11,971,551.38x = 16,520,742.72 × 6,539,043.38
  4. Step 4: Simplify right side
    11,971,551.38x = 108,029,853,233,295.48
  5. Step 5: Solve for x
    x = 108,029,853,233,295.48/11,971,551.38
  6. Step 6: Final answer
    x = 9,023,880.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.